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Wireman Set-1
Basic Electrical Practice
20

Basic Electrical Practice MCQ with Answers

20) Which is the simplest method used to measure low resistance?

Voltmeter ammeter method

Slide wire, bridge method

Post office base method

Kelvin bridge method

Answer is:

Voltmeter ammeter method

Basic Electrical Practice MCQ with Answers

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Related Basic Electrical Practice MCQ with Answers

21) Which defines that the changes in resistance in ohm per 1 Degree Centigrade rise in temperature?

Thermal expansion

Thermal conductivity

Temperature coefficient

Thermo dynamics

Answer is:

Temperature coefficient

22) Which material have negative temperature coefficient?

Carbon

Tungsten

Nichrome

Mangnin

Answer is:

Carbon

23) Which resistor has negative temperature co-efficient?

Sensistor

Thermistor

Varistor

LDR resistor

Answer is:

Thermistor

Basic Electrical Practice MCQ with Answers

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